Finding the Fourth Proportional to 16,864,569.36, 23,273,100.81 and 9,129,605.94
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Solution
The fourth proportional to 16,864,569.36, 23,273,100.81 and 9,129,605.94 is: 12,598,853.54
Step by Step Solution
- Step 1: Write the proportion equation
16,864,569.36 : 23,273,100.81 = 9,129,605.94 : x - Step 2: Convert to fraction form
16,864,569.36/23,273,100.81 = 9,129,605.94/x - Step 3: Cross multiply
16,864,569.36x = 23,273,100.81 × 9,129,605.94 - Step 4: Simplify right side
16,864,569.36x = 212,474,239,397,194.78 - Step 5: Solve for x
x = 212,474,239,397,194.78/16,864,569.36 - Step 6: Final answer
x = 12,598,853.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.